HYDROGEOLOGIA REGIONALNA POLSKI TOM I PDF
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Exceptionally, well leakage and migration of reservoir gas to aquifers and the ground surface may occur following well abandonment. Potential groundwater contamination risks from reservoir stimulation are associated with:. On some issues about the amount of groundwat er resources and the possibilities of their utilisation in Polish with English summary.
Groundwater monitoring in the border area of the Sudetes in General Directorate for Environmental Protection made available online the English versions of the reports on the results of environmental studies delivered at shale gas exploration in Poland.
Hydraulic fracturing companies use different chemicals in the process. Assessment of groundwater potential. Recharge of groundwater under a human impact based on the example of the Silesian-Cracow Triassic aquifer in Polish with English summary.
Groundwater recharge in the Tylicz Region in Polish with English summary. Groundwater recharge In semi-arid regions of India: Estimating aquifer recharge in Mission River watershed, Texas: Bureau of Rural Sciences, Australia. International Association of Hydrogeology, Selected Papers, If not delivered properly, well abandonment operations may involve: The approach to the management of extractive wastes from shale gas exploration.
Discrepancy in groundwater resources estimation and permeability of the surface zone in Polish with English summary. Environmental Protection Agency published a report on the chemicals and water used in hydraulic fracture stimulation. Potential groundwater contamination risks from reservoir stimulation are associated with: Relationship between the environmental and hydrogeological elements characterizing groundwater – dependent ecosystems in central Poland.
Gas production stage Gas may be produced for several decades from several tens of horizontal wells drilled out from a single site.
geologia regionalna polski pdf chomikuj
Instytut Meteorologii i Gospodarki Wodnej, Warszawa. Groundwater recharge estimation in semi-arid zone: The key issues focus on water requirements and potential contamination risks at drilling and stimulation hydraulic fracturing stages. Groundwater recharge in Schleswig-Holstein West-Germany.
Groundwater resources, renewability and runoff in the zone of active exchange in Poland in Polish with English summary.
Drilling operations may potentially contaminate the aquifers as a result of: Biuletyn Instytutu Geologicznego, Well abandonment and site reclamation is the final stage when gas production is discontinued.
European Community’s Atlas of Groundwater Resources, 6. Groundwater resources of the Nore River basin. Groundwater recharge evaluation based on the infiltration method. The maximum depth of freshwater aquifer occurrence in Poland is estimated at approx. You may adjust settings for storing and accessing cookies in your browser. Oil and gas exploration and production operations give rise to a number of questions on groundwater use and protection capabilities.
Biblioteka Cyfrowa / Digital Library
Waste Management – Part 3. The position of fresh groundwater in country’s resources management. Groundwater recharge – results of modeling research in Polish with English summary. Shale gas exploration has no significant effect on the environment.
Seismic surveys do not represent a risk to groundwater quality, provided that they are performed according to applicable procedures, isolation of aquifers with casing strings cemented over the entire length Fig.
geologia regionalna polski pdf chomikuj – PDF Files
Hydraulic fracturing is a technical procedure which establishes a network of induced fractures in the shale formation. Acta Universitatis Wratislaviensis, Hydrogeologia, Recharge and discharge of groundwater of MGB No. Map of groundwater vulnerability to pollution in Poland, a scale of 1: Total groundwater recharge from precipitation in Poland was calculated at 34, km 3 per year, which equals The obtained value is close to the average multi-year value of the groundwater runoff.
Drilling operations may potentially contaminate the aquifers as a result of:. Interconnected fractures form a path of gas migration to the borehole and then to the surface. In that case the investor should prepare a recovery plan and cooperate with competent authority so as to minimize environmental impacts and restore integrity of the abandoned well.
Most of them are answered in this section.
The main goal is to verify previously designed values of the infiltration coefficient based on groundwater runoff from additional river basins in Poland. Gas may be produced for several decades hgdrogeologia several tens of horizontal wells drilled out from a single site. At this stage, the risk of groundwater contamination is effectively eliminated by:.
